Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 8 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/02/2015   19:26:10   (   0.06,-135.07) (  -0.09,-134.24)   93.34                80
 08/03/2015   07:50:13   (  -0.09,-135.06) (  -1.02,-139.43)  497.20                80
 08/04/2015   19:13:59   (   0.05,-135.04) (  -0.77,-131.29)  426.74                80
 08/05/2015   07:38:01   (  -0.09,-135.03) (  -0.40,-136.47)  163.86                80
 08/07/2015   07:23:09   (  -0.08,-135.00) (   0.23,-133.51)  168.99                80
 08/07/2015   19:47:04   (   0.11,-134.99) (   0.89,-138.66)  417.15                80
 08/09/2015   19:34:52   (   0.11,-134.95) (   0.25,-135.70)   84.94                80
 08/11/2015   19:19:59   (   0.10,-134.91) (  -0.33,-132.73)  246.87                80
 08/12/2015   07:44:03   (  -0.13,-134.89) (  -0.77,-137.92)  344.43                80
 08/14/2015   07:31:50   (  -0.13,-134.85) (  -0.18,-134.96)   13.32                80